*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg-root:#09090b;
  --bg-panel:#0f0f11;
  --bg-card:#161619;
  --bg-elevated:#1c1c20;
  --bg-hover:#222226;
  --bg-input:#111114;
  --border:#27272a;
  --border-light:#2e2e32;
  --text-primary:#e4e4e7;
  --text-secondary:#a1a1aa;
  --text-muted:#52525b;
  --accent:#22c55e;
  --accent-dim:rgba(34,197,94,.12);
  --accent-hover:#16a34a;
  --accent-light:rgba(34,197,94,.06);
  --danger:#ef4444;
  --danger-dim:rgba(239,68,68,.12);
  --danger-light:rgba(239,68,68,.06);
  --warning:#f59e0b;
  --warning-dim:rgba(245,158,11,.12);
  --warning-light:rgba(245,158,11,.06);
  --info:#3b82f6;
  --info-dim:rgba(59,130,246,.12);
  --info-light:rgba(59,130,246,.06);
  --success:#22c55e;
  --success-dim:rgba(34,197,94,.12);
  --radius:8px;
  --radius-lg:12px;
  --radius-xl:16px;
  --radius-full:9999px;
  --shadow-sm:0 1px 2px rgba(0,0,0,.2);
  --shadow:0 2px 8px rgba(0,0,0,.25);
  --shadow-md:0 4px 16px rgba(0,0,0,.3);
  --shadow-lg:0 12px 40px rgba(0,0,0,.4);
  --shadow-xl:0 24px 60px rgba(0,0,0,.5);
  --sidebar-w:260px;
  --topbar-h:60px;
  --transition:all .25s cubic-bezier(.4,0,.2,1);
  --transition-fast:all .12s ease;
  --transition-slow:all .35s cubic-bezier(.4,0,.2,1);
}
html{font-size:14px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:'DM Sans',sans-serif;background:var(--bg-root);color:var(--text-primary);overflow-x:hidden;min-height:100vh}
h1,h2,h3,h4,h5,h6{font-family:'Syne',sans-serif;font-weight:600;letter-spacing:-.02em}
input,select,textarea,button{font-family:inherit;font-size:inherit}
a{text-decoration:none;color:inherit}
::selection{background:var(--accent);color:#000}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}

.auth-page{
  min-height:100vh;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  position:relative;
  padding:20px 16px;
  background:var(--bg-root)
}
.auth-bg{
  position:fixed;
  inset:0;
  background:radial-gradient(ellipse at 20% 20%,rgba(34,197,94,.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 80%,rgba(59,130,246,.05) 0%,transparent 50%),var(--bg-root)
}
.auth-bg::before{
  content:'';
  position:absolute;
  top:-200px;
  left:50%;
  transform:translateX(-50%);
  width:600px;
  height:600px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(34,197,94,.1) 0%,transparent 70%);
  pointer-events:none
}
.auth-bg::after{
  content:'';
  position:absolute;
  bottom:-100px;
  right:-100px;
  width:400px;
  height:400px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(59,130,246,.08) 0%,transparent 70%);
  pointer-events:none
}
.grid-bg{
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(34,197,94,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(34,197,94,.04) 1px,transparent 1px);
  background-size:64px 64px
}
.auth-container{
  position:relative;
  width:100%;
  max-width:380px;
  z-index:1;
  margin-bottom:20px
}
.auth-logo{
  width:56px;
  height:56px;
  margin:0 auto 20px;
  background:linear-gradient(145deg,var(--accent),var(--accent-hover));
  border-radius:16px;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 24px rgba(34,197,94,.3),0 2px 8px rgba(34,197,94,.2);
  animation:logoFloat 3.5s ease-in-out infinite
}
@keyframes logoFloat{
  0%,100%{transform:translateY(0) rotate(0)}
  50%{transform:translateY(-6px) rotate(2deg)}
}
.auth-logo i{
  font-size:26px;
  color:#fff
}
.auth-title{
  text-align:center;
  font-size:22px;
  font-weight:700;
  margin-bottom:4px;
  letter-spacing:-.5px;
  color:var(--text-primary)
}
.auth-subtitle{
  text-align:center;
  color:var(--text-secondary);
  font-size:13px;
  margin-bottom:28px
}
.auth-form{
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius-xl);
  padding:28px;
  box-shadow:var(--shadow-md)
}
.form-group{margin-bottom:18px}
.form-label{display:block;font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:6px;letter-spacing:.3px;text-transform:uppercase}
.form-input{width:100%;padding:11px 14px;background:var(--bg-input);border:1.5px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-size:14px;transition:var(--transition);outline:none}
.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim);background:var(--bg-card)}
.form-input::placeholder{color:var(--text-muted)}
select.form-input{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2352525b' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}
.form-error{background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.2);color:var(--danger);padding:11px 14px;border-radius:var(--radius);margin-bottom:14px;font-size:13px;display:flex;align-items:center;gap:8px}
.form-success{background:rgba(34,197,94,.08);border:1px solid rgba(34,197,94,.2);color:var(--accent)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius);border:1px solid var(--border);font-size:13px;font-weight:600;cursor:pointer;transition:var(--transition);white-space:nowrap;position:relative;overflow:hidden;background:var(--bg-elevated);color:var(--text-primary)}
.btn:hover{background:var(--bg-hover);border-color:var(--border-light)}
.btn-primary{background:var(--accent);color:#000;border-color:var(--accent);font-weight:700}
.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:0 4px 16px rgba(34,197,94,.25);transform:translateY(-2px)}
.btn-block{width:100%;padding:12px;font-size:14px}
.btn-ghost{background:var(--bg-elevated);color:var(--text-secondary);border-color:var(--border)}
.btn-ghost:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-light)}
.btn-sm{padding:6px 12px;font-size:12px}
.btn-danger{background:var(--danger-light);color:var(--danger);border-color:transparent}
.btn-danger:hover{background:var(--danger-dim)}
.btn-outline{background:transparent;color:var(--accent);border-color:var(--accent)}
.btn-outline:hover{background:var(--accent-dim)}
.auth-switch{text-align:center;margin-top:20px;font-size:13px;color:var(--text-muted)}
.auth-switch a{color:var(--accent);font-weight:600}
.auth-switch a:hover{text-decoration:underline}
.auth-back{text-align:center;margin-top:14px;font-size:12px;color:var(--text-muted)}
.auth-back a{color:var(--text-muted);display:inline-flex;align-items:center;gap:4px}
.auth-back a:hover{color:var(--text-secondary)}
.auth-footer{text-align:center;padding:16px;color:rgba(255,255,255,.45);font-size:12px}
.auth-footer a{color:rgba(255,255,255,.65);text-decoration:none}
.auth-footer a:hover{color:rgba(255,255,255,.85)}

.layout{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:var(--bg-panel);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:var(--transition-slow)}
.sidebar-header{padding:20px 24px;border-bottom:1px solid var(--border)}
.brand{display:flex;align-items:center;gap:12px}
.brand-icon{width:40px;height:40px;background:linear-gradient(145deg,var(--accent),var(--accent-hover));border-radius:10px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(34,197,94,.3);flex-shrink:0}
.brand-icon i{font-size:18px;color:#fff}
.brand-text h1{font-size:14px;font-weight:700;color:var(--text-primary);line-height:1.2}
.brand-text span{font-size:10px;color:var(--accent);font-weight:600;letter-spacing:.5px}
.sidebar-nav{flex:1;padding:16px 12px;overflow-y:auto;display:flex;flex-direction:column}
.nav-item{display:flex;align-items:center;gap:12px;padding:11px 14px;color:var(--text-secondary);border-radius:var(--radius-lg);margin-bottom:3px;transition:var(--transition);font-size:13px;font-weight:500;position:relative}
.nav-item i{width:18px;text-align:center;font-size:16px;transition:var(--transition)}
.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}
.nav-item.active{background:var(--accent-dim);color:var(--accent);font-weight:600}
.nav-item.active::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:22px;background:var(--accent);border-radius:0 4px 4px 0}
.sidebar-footer{padding:16px 20px;border-top:1px solid var(--border)}
.user-info-mini{display:flex;align-items:center;gap:10px}
.user-avatar{width:34px;height:34px;border-radius:var(--radius-full);background:linear-gradient(145deg,var(--accent),var(--info));display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;color:#fff;flex-shrink:0;position:relative}
.user-detail{flex:1;min-width:0}
.user-name{display:block;font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user-role{display:block;font-size:11px;color:var(--text-muted)}
.user-role.vip-badge{color:#f59e0b;font-weight:600}
.vip-avatar{background:linear-gradient(145deg,#d97706,#f59e0b,#d97706)!important;box-shadow:0 2px 10px rgba(217,119,6,.35)!important}
.vip-crown{position:absolute;top:-8px;right:-4px;font-size:11px;color:#f59e0b}
.btn-logout{width:32px;height:32px;border-radius:var(--radius);background:transparent;border:1px solid var(--border);color:var(--text-muted);display:flex;align-items:center;justify-content:center;transition:var(--transition-fast);flex-shrink:0}
.btn-logout:hover{background:var(--danger-light);border-color:var(--danger);color:var(--danger)}

.main-content{flex:1;margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;background:var(--bg-root)}
.topbar{height:var(--topbar-h);background:var(--bg-panel);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:50}
.topbar-left{display:flex;align-items:center;gap:16px}
.sidebar-toggle{width:38px;height:38px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition);font-size:16px}
.sidebar-toggle:hover{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}
.page-title{font-size:18px;font-weight:700;color:var(--text-primary)}
.topbar-right{display:flex;align-items:center;gap:12px}
.content-wrapper{flex:1;padding:28px;animation:fadeInUp .35s cubic-bezier(.4,0,.2,1)}
@keyframes fadeInUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}

.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;position:relative;overflow:hidden;transition:var(--transition)}
.stat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--card-color,var(--accent)),transparent)}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.stat-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.stat-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px}
.stat-icon.green{background:var(--accent-dim);color:var(--accent)}
.stat-icon.blue{background:var(--info-dim);color:var(--info)}
.stat-icon.orange{background:var(--warning-dim);color:var(--warning)}
.stat-icon.red{background:var(--danger-dim);color:var(--danger)}
.stat-icon.purple{background:rgba(168,85,247,.12);color:#a855f7}
.stat-value{font-family:'Syne',sans-serif;font-size:26px;font-weight:700;line-height:1;margin-bottom:4px;letter-spacing:-1px;color:var(--text-primary)}
.stat-label{font-size:12px;color:var(--text-secondary);font-weight:500}

.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:24px;overflow:hidden;transition:var(--transition)}
.card-header{padding:16px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;background:var(--bg-panel)}
.card-title{font-size:15px;font-weight:600;color:var(--text-primary);display:flex;align-items:center;gap:10px}
.card-title i{color:var(--accent);font-size:18px}
.card-body{padding:24px}

.table-wrapper{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-card)}
table{width:100%;border-collapse:collapse}
thead th{background:var(--bg-panel);padding:12px 16px;text-align:left;font-size:11px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;border-bottom:1px solid var(--border);white-space:nowrap}
tbody td{padding:13px 16px;font-size:13px;color:var(--text-primary);border-bottom:1px solid var(--border-light);vertical-align:middle}
tbody tr{transition:var(--transition-fast)}
tbody tr:hover{background:var(--bg-hover)}
tbody tr:last-child td{border-bottom:none}
tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
tbody tr:nth-child(even):hover{background:var(--bg-hover)}
.empty-cell{padding:0!important}

.badge{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;border-radius:var(--radius-full);font-size:11px;font-weight:600;letter-spacing:.3px}
.badge-success{background:var(--accent-dim);color:var(--accent)}
.badge-danger{background:var(--danger-dim);color:var(--danger)}
.badge-warning{background:var(--warning-dim);color:var(--warning)}
.badge-info{background:var(--info-dim);color:var(--info)}
.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor}

.key-code{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--accent);background:var(--accent-dim);padding:3px 10px;border-radius:6px;letter-spacing:.5px;border:1px solid rgba(34,197,94,.15)}
.btn-icon{width:28px;height:28px;border-radius:8px;background:transparent;border:1px solid var(--border);color:var(--text-muted);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;transition:var(--transition-fast);font-size:14px;vertical-align:middle}
.btn-icon:hover{background:var(--accent-dim);border-color:var(--accent);color:var(--accent)}

.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}
.empty-state i{font-size:44px;margin-bottom:14px;opacity:.3;display:block;color:var(--text-muted)}
.empty-state p{font-size:14px;margin-bottom:16px;color:var(--text-secondary)}

.toast-container{position:fixed;top:20px;right:20px;z-index:200;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-primary);box-shadow:var(--shadow-lg);transform:translateX(120%);transition:transform .3s cubic-bezier(.4,0,.2,1);min-width:260px;border-left:3px solid var(--accent)}
.toast.show{transform:translateX(0)}
.toast i{font-size:18px}
.toast.success{border-left-color:var(--accent)}
.toast.success i{color:var(--accent)}
.toast.error{border-left-color:var(--danger)}
.toast.error i{color:var(--danger)}
.toast.warning{border-left-color:var(--warning)}
.toast.warning i{color:var(--warning)}

.apply-form-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:28px;max-width:640px}
.apply-form-card .form-input{margin-bottom:4px}
.form-hint{font-size:11px;color:var(--text-muted);margin-top:4px;margin-bottom:14px}
textarea.form-input{min-height:100px;resize:vertical}
.form-actions{margin-top:24px;display:flex;gap:12px}

.doc-section{margin-top:28px}
.doc-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px}
.doc-card h4{font-size:13px;font-weight:700;margin-bottom:10px;display:flex;align-items:center;gap:8px;color:var(--text-primary)}
.doc-card h4 i{color:var(--accent)}
.doc-card pre{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);padding:14px;font-size:11px;font-family:'JetBrains Mono',monospace;color:var(--text-primary);overflow-x:auto;line-height:1.6;margin-bottom:14px}
.doc-card pre:last-child{margin-bottom:0}
.doc-card p{font-size:12px;color:var(--text-secondary);line-height:1.6;margin-bottom:10px}
.doc-card code{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent);background:var(--accent-dim);padding:2px 6px;border-radius:4px;border:1px solid rgba(34,197,94,.15)}

.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:99}
.compare-table{width:100%;border-collapse:collapse}
.compare-table th,.compare-table td{padding:14px 18px;text-align:center;border-bottom:1px solid var(--border)}
.compare-table td:first-child{text-align:left}
.vip-status-card{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px}
.dashboard-grid{display:grid;grid-template-columns:2fr 1fr;gap:20px}
@media(max-width:768px){
  .dashboard-grid{grid-template-columns:1fr}
  .compare-table th,.compare-table td{padding:10px 12px;font-size:12px}
  .vip-status-card{flex-direction:column;align-items:flex-start}
  .vip-status-card .vip-expire{text-align:left}
}

@media(max-width:1100px){
  .doc-api-container{grid-template-columns:1fr!important}
  .test-panel{position:static!important}
}

@media(max-width:768px){
  .sidebar{transform:translateX(-100%);box-shadow:none}
  .sidebar.show{transform:translateX(0);box-shadow:var(--shadow-xl)}
  .sidebar-overlay.show{display:block}
  .main-content{margin-left:0}
  .stats-row{grid-template-columns:repeat(2,1fr);gap:10px}
  .stat-card{padding:14px}
  .stat-icon{width:34px;height:34px;border-radius:8px;font-size:14px}
  .stat-value{font-size:22px}
  .content-wrapper{padding:14px}
  .topbar{padding:0 14px;height:52px}
  .page-title{font-size:15px}
  .topbar-right .btn{padding:6px 10px;font-size:12px}
  .card-header{padding:12px 16px;flex-wrap:wrap;gap:8px}
  .card-title{font-size:13px}
  .card-body{padding:16px}
  .auth-container{max-width:100%;padding:0 4px}
  .auth-form{padding:20px}
  .auth-logo{width:48px;height:48px;margin-bottom:16px}
  .auth-logo i{font-size:22px}
  .auth-title{font-size:19px}
  .auth-subtitle{font-size:12px;margin-bottom:20px}
  .table-wrapper{margin:0 -16px;width:calc(100% + 32px);border-radius:0;border-left:none;border-right:none}
  .btn{padding:8px 14px;font-size:12px}
  .modal-box{margin:12px;max-width:calc(100vw - 24px);border-radius:var(--radius-lg)}
  .modal-header{padding:14px 16px}
  .modal-body{padding:16px}
  .modal-footer{padding:14px 16px}
  .toast-container{top:12px;left:12px;right:12px}
  .toast{min-width:auto;width:100%}
  .empty-state{padding:32px 16px}
  .empty-state i{font-size:36px}
  .badge{padding:3px 8px;font-size:10px}
  .key-code{font-size:11px;padding:2px 8px}
  .btn-icon{width:26px;height:26px;font-size:12px}
}

@media(max-width:480px){
  html{font-size:13px}
  .auth-page{padding:16px 12px}
  .auth-container{margin-bottom:16px}
  .auth-form{padding:16px 14px;border-radius:var(--radius-lg)}
  .auth-title{font-size:17px}
  .auth-subtitle{font-size:11px;margin-bottom:16px}
  .auth-logo{width:44px;height:44px;margin-bottom:14px}
  .auth-logo i{font-size:20px}
  .form-group{margin-bottom:14px}
  .form-label{font-size:11px;margin-bottom:5px}
  .form-input{padding:10px 12px;font-size:14px}
  .btn-block{padding:11px;font-size:13px}
  .stats-row{grid-template-columns:1fr}
  .stat-card{padding:12px}
  .stat-value{font-size:20px}
  .content-wrapper{padding:10px}
  .topbar{padding:0 10px;height:48px}
  .page-title{font-size:14px}
  .card{margin-bottom:16px;border-radius:var(--radius)}
  .card-header{padding:10px 12px}
  .card-body{padding:12px}
  .sidebar-toggle{width:34px;height:34px;font-size:14px}
  .param-table{font-size:12px}
  .param-table th,.param-table td{padding:8px 10px}
  .code-block{font-size:10px;padding:10px}
  .code-tab{padding:6px 10px;font-size:12px}
  .error-table th,.error-table td{padding:8px 10px;font-size:12px}
}

/* 邮箱输入框布局 */
.email-input-row{
  display:flex;
  gap:8px;
}
.email-input-row .form-input{
  flex:1;
  min-width:0;
}
.email-input-row .btn{
  white-space:nowrap;
  flex-shrink:0;
}

@media(max-width:520px){
  .email-input-row{
    flex-direction:column;
  }
  .email-input-row .btn{
    width:100%;
  }
}

/* 移动端键盘弹出时的输入框修复 */
@media(max-height:500px) and (orientation:landscape){
  .auth-page{
    align-items:flex-start;
    padding-top:20px;
    justify-content:flex-start;
  }
  .auth-container{
    max-height:90vh;
    overflow-y:auto;
  }
}

/* 移动端验证码按钮触摸优化 */
@media(hover:none) and (pointer:coarse){
  .btn{
    min-height:44px;
  }
  .form-input{
    min-height:44px;
    font-size:16px;
  }
  .btn-ghost{
    padding:12px 16px;
  }
}

/* 移动端登录表单底部间距 */
@media(max-width:768px){
  .auth-back{
    padding-bottom:env(safe-area-inset-bottom, 20px);
  }
}

.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.6);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.modal-box{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:440px;max-height:90vh;overflow:auto;box-shadow:var(--shadow-xl);animation:scaleIn .25s cubic-bezier(.4,0,.2,1)}
@keyframes scaleIn{from{opacity:0;transform:scale(.95) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border)}
.modal-title{font-size:15px;font-weight:600;display:flex;align-items:center;gap:10px;color:var(--text-primary)}
.modal-close{width:30px;height:30px;border-radius:var(--radius);border:none;background:transparent;color:var(--text-muted);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition-fast)}
.modal-close:hover{background:var(--danger-light);color:var(--danger)}
.modal-body{padding:22px}
.modal-footer{display:flex;justify-content:flex-end;gap:10px;padding:18px 22px;border-top:1px solid var(--border);background:var(--bg-elevated)}
.contact-modal .modal-box{max-width:640px;width:100%}
.contact-modal .modal-body{padding:24px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;display:flex;align-items:flex-start;gap:14px;transition:var(--transition)}
.contact-card:hover{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent)}
.contact-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:20px}
.contact-icon.qq{background:rgba(18,183,245,.12);color:#12b7f5}
.contact-icon.wechat{background:rgba(7,193,96,.12);color:#07c160}
.contact-icon.email{background:rgba(234,67,53,.12);color:#ea4335}
.contact-info{flex:1;min-width:0}
.contact-label{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:4px}
.contact-value{font-size:15px;font-weight:600;color:var(--text-primary);word-break:break-all}
.contact-copy{width:32px;height:32px;border-radius:var(--radius);border:1px solid var(--border);background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:var(--transition-fast);flex-shrink:0;font-size:14px}
.contact-copy:hover{background:var(--accent-dim);color:var(--accent);border-color:var(--accent)}
.contact-qr-section{margin-top:16px;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.contact-qr-box{text-align:center;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px}
.contact-qr-box img{width:100%;max-width:180px;border-radius:var(--radius);border:1px solid var(--border)}
.contact-qr-label{font-size:11px;color:var(--text-muted);margin-top:8px}
.contact-extra{margin-top:16px;padding:14px 18px;background:var(--accent-dim);border:1px solid rgba(34,197,94,.2);border-radius:var(--radius-lg);font-size:13px;color:var(--text-secondary);line-height:1.7}
.contact-empty{text-align:center;padding:40px 0;color:var(--text-muted)}
.contact-empty i{font-size:40px;display:block;margin-bottom:12px;opacity:.5}
@media(max-width:640px){
  .contact-modal .modal-box{max-width:100%;margin:0;border-radius:var(--radius-xl) var(--radius-xl) 0 0;max-height:85vh;position:fixed;bottom:0;left:0;right:0}
  .contact-grid{grid-template-columns:1fr}
  .contact-card{grid-column:span 1!important}
  .contact-qr-section{grid-template-columns:1fr}
  .contact-qr-box img{max-width:160px}
}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}